Init subcommand is working

lib/vagrant/commands/base.rb

@@ -5,6 +5,8 @@ module Vagrant
     # This is the base command class which all sub-commands must
     # inherit from.
     class Base
+      include Util
+
       attr_reader :env
 
       class <<self

lib/vagrant/commands/init.rb

@@ -9,7 +9,23 @@ module Vagrant
           opts.banner = "Usage: vagrant init [name]"
         end
 
-        show_help
+        create_vagrantfile(args[0])
+      end
+
+      # Actually writes the initial Vagrantfile to the current working directory.
+      # The Vagrantfile will contain the base box configuration specified, or
+      # will just use "base" if none is specified.
+      #
+      # @param [String] default_box The default base box for this Vagrantfile
+      def create_vagrantfile(default_box=nil)
+        rootfile_path = File.join(Dir.pwd, Environment::ROOTFILE_NAME)
+        error_and_exit(:rootfile_already_exists) if File.exist?(rootfile_path)
+
+        # Copy over the rootfile template into this directory
+        default_box ||= "base"
+        File.open(rootfile_path, 'w+') do |f|
+          f.write(TemplateRenderer.render(Environment::ROOTFILE_NAME, :default_box => default_box))
+        end
       end
     end
   end

test/vagrant/commands/base_test.rb

@@ -1,6 +1,6 @@
 require File.join(File.dirname(__FILE__), '..', '..', 'test_helper')
 
-class CommandsBastTest < Test::Unit::TestCase
+class CommandsBaseTest < Test::Unit::TestCase
   setup do
     @klass = Vagrant::Commands::Base
   end

test/vagrant/commands/init_test.rb

@@ -0,0 +1,51 @@
+require File.join(File.dirname(__FILE__), '..', '..', 'test_helper')
+
+class CommandsInitTest < Test::Unit::TestCase
+  setup do
+    @klass = Vagrant::Commands::Init
+
+    @env = mock_environment
+    @instance = @klass.new(@env)
+  end
+
+  context "execute" do
+    # TODO
+  end
+
+  context "creating the vagrantfile" do
+    setup do
+      @file = mock("file")
+      @file.stubs(:write)
+      File.stubs(:open).yields(@file)
+      @rootfile_path = File.join(Dir.pwd, Vagrant::Environment::ROOTFILE_NAME)
+
+      Vagrant::Util::TemplateRenderer.stubs(:render)
+    end
+
+    should "error and exit if a rootfile already exists" do
+      File.expects(:exist?).with(@rootfile_path).returns(true)
+      @instance.expects(:error_and_exit).with(:rootfile_already_exists).once
+      @instance.create_vagrantfile
+    end
+
+    should "write to the rootfile path using the template renderer" do
+      result = "foo"
+      Vagrant::Util::TemplateRenderer.expects(:render).returns(result).once
+      @file.expects(:write).with(result).once
+      File.expects(:open).with(@rootfile_path, 'w+').yields(@file)
+
+      @instance.create_vagrantfile
+    end
+
+    should "use the given base box if given" do
+      box = "zooo"
+      Vagrant::Util::TemplateRenderer.expects(:render).with(Vagrant::Environment::ROOTFILE_NAME, :default_box => box)
+      @instance.create_vagrantfile(box)
+    end
+
+    should "use the default `base` if no box is given" do
+      Vagrant::Util::TemplateRenderer.expects(:render).with(Vagrant::Environment::ROOTFILE_NAME, :default_box => "base")
+      @instance.create_vagrantfile
+    end
+  end
+end